<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title></title>
  <script src="../vue.js"></script>
</head>
<body>
  <div id="root">
    <div>hello</div>
  </div>
  <script>
    var vm = new Vue({
      props: {
        x: {
          type: [Boolean, String],
          default: true
        }
      },
      el: '#root',
      data: {
        title: '',
        abc: 'aaa'
      },
      computed: {
        doubleX(){

        }
      },
      mounted() {
        console.log(0)
      },
      mounted() {
        console.log(1)
      },
      methods: {
        handleClick() {
          console.log(0)
        }
      },
      watch: {
        title() {
          
        }
      }
    })
  </script>
</body>
</html>